INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '678f31c2fedc026d897fdbb13562c037a6eb609d85e95f9932c0235eb415138c', 
    'WFkhHjAfPz606tcLUma9PHNWb2dsUrCgS43cgHmYabI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)